001// --------------------------------------------------------------------------------
002// Copyright 2002-2025 Echo Three, LLC
003//
004// Licensed under the Apache License, Version 2.0 (the "License");
005// you may not use this file except in compliance with the License.
006// You may obtain a copy of the License at
007//
008//     http://www.apache.org/licenses/LICENSE-2.0
009//
010// Unless required by applicable law or agreed to in writing, software
011// distributed under the License is distributed on an "AS IS" BASIS,
012// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013// See the License for the specific language governing permissions and
014// limitations under the License.
015// --------------------------------------------------------------------------------
016
017package com.echothree.control.user.printer.server.command;
018
019import com.echothree.control.user.printer.common.form.DeletePrinterDescriptionForm;
020import com.echothree.model.control.party.server.control.PartyControl;
021import com.echothree.model.control.printer.server.control.PrinterControl;
022import com.echothree.model.data.user.common.pk.UserVisitPK;
023import com.echothree.util.common.message.ExecutionErrors;
024import com.echothree.util.common.validation.FieldDefinition;
025import com.echothree.util.common.validation.FieldType;
026import com.echothree.util.common.command.BaseResult;
027import com.echothree.util.server.control.BaseSimpleCommand;
028import com.echothree.util.server.persistence.Session;
029import java.util.Arrays;
030import java.util.Collections;
031import java.util.List;
032import javax.enterprise.context.RequestScoped;
033
034@RequestScoped
035public class DeletePrinterDescriptionCommand
036        extends BaseSimpleCommand<DeletePrinterDescriptionForm> {
037    
038   private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
039
040    static {
041        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
042                new FieldDefinition("PrinterName", FieldType.ENTITY_NAME, true, null, null),
043                new FieldDefinition("LanguageIsoName", FieldType.ENTITY_NAME, true, null, null)
044                ));
045    }
046
047    /** Creates a new instance of DeletePrinterDescriptionCommand */
048    public DeletePrinterDescriptionCommand() {
049        super(null, FORM_FIELD_DEFINITIONS, false);
050    }
051    
052   @Override
053    protected BaseResult execute() {
054        var printerControl = Session.getModelController(PrinterControl.class);
055       var printerName = form.getPrinterName();
056       var printer = printerControl.getPrinterByName(printerName);
057        
058        if(printer != null) {
059            var partyControl = Session.getModelController(PartyControl.class);
060            var languageIsoName = form.getLanguageIsoName();
061            var language = partyControl.getLanguageByIsoName(languageIsoName);
062            
063            if(language != null) {
064                var printerDescription = printerControl.getPrinterDescriptionForUpdate(printer, language);
065                
066                if(printerDescription != null) {
067                    printerControl.deletePrinterDescription(printerDescription, getPartyPK());
068                } else {
069                    addExecutionError(ExecutionErrors.UnknownPrinterDescription.name());
070                }
071            } else {
072                addExecutionError(ExecutionErrors.UnknownLanguageIsoName.name(), languageIsoName);
073            }
074        } else {
075            addExecutionError(ExecutionErrors.UnknownPrinterName.name(), printerName);
076        }
077        
078        return null;
079    }
080    
081}